[BUG] Fix printing variable issue

[kokonut27]

Describe the bug
When printing variables (specifically functions) it returns invalid values and/or errors. This includes input values as well.

To Reproduce
Steps to reproduce the behavior:

1. Go to the installation tab of this project's README, and follow the steps.
2. Create a zsq file, and copy and paste the contents in the tests directory of the file index.zsq (tests/index.zsq)
3. Run the program/language.
4. See error.

Expected behavior
The variable value is to show up, or the function value is to properly show up.

Desktop (please complete the following information):

• OS: ChromeOS
• Browser: Chrome
• Version: 96

[kokonut27]

Found the solution (c9a0c32)